Question 1165590
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Count them!

There are 2 11's.
There is  1 13.
There are 3 15's.
There is  1 16.
There are 4 17's.
There are 2 18's.
There are 3 19's.

Remember that "MOde" starts with "MO", and so does "MOre" and "MOst".

Which one of those numbers are there "MOre" of than any other?

Knowing what "MOde" means, and having a way to remember it, should allow 
you now to be able to answer the question.

Edwin</pre>